Letter from William Grey Walter to George Dawson, 30 December 1943
- part of archive:
- Papers relating to the clinical and experimental neuroscientific work carried out at the Burden Neurological Institute
- Walter, William Grey
Describes his conversion of the analyser pen to tube feed and the use of softer coupling springs in the Grass ink writer. Describes Lay (Marconi) bid for the London County Council E.E.G. contract.
- Open Access